r-tap]
noun, verb, -tapped, -tap⋅ping, adjective | 1. | an act or instance of tapping telephone or telegraph wires for evidence or other information. |
| 2. | to obtain (information, evidence, etc.) by tapping telephone or telegraph wires: to wiretap conversations. |
| 3. | to listen in on by means of a wiretap: to wiretap a telephone; to wiretap a conversation. |
| 4. | to tap telephone or telegraph wires for evidence, information, etc. |
| 5. | pertaining to or obtained by wiretap. |